Re: [PATCH v9 00/22] Enable FRED with KVM VMX
From: Maciej Wieczor-Retman
Date: Fri May 08 2026 - 10:31:58 EST
On 2026-05-08 at 00:00:21 +0100, David Woodhouse wrote:
>On Thu, 2026-05-07 at 15:53 +0200, Maciej Wieczor-Retman wrote:
>>
>> My theory is that after 'int3' call the FRED event is handled elsewhere and %rdi
>> is not preserved. So the original version of the assembly looks okay but I was
>> thinking that int3 has side effects.
>
>Please could you try the version at
>https://git.infradead.org/?p=users/dwmw2/linux.git;a=commitdiff;h=fred
>or this incremental patch:
...
>
Just tested it and now it works fine :)
(aside from the ICEBP thing of course but that's on the kernel side)
--
Kind regards
Maciej Wieczór-Retman